9313 English-speaking jobs in Kraków

Provides strategic financial guidance and support to Project Managers, delivering financial insights to enhance decision-making. Responsible for improving financial data quality and supporting project reviews, accounting, tender preparation, and monthly/quarterly closing.

Provide technical support for user migration to a new data platform. Collaborate with teams to ensure a smooth transition, document processes, troubleshoot issues, and contribute to risk tracking. Requires 5+ years of IT applications management experience, strong SQL, Unix, Python, and Spark skills, and fluency in English.

Scientist to support recombinant protein production and purification. Responsibilities include optimizing expression systems, developing purification methods, analyzing results, and documenting research. Requires MSc or PhD in Biology, Biochemistry, Biotechnology, or related field with experience in recombinant protein production and protein chromatography.

This role focuses on Health & Safety reporting and analytics, ensuring data quality and insights for operating companies. The specialist will extract, analyze, and leverage data to identify trends and support continuous improvement. Requires a Bachelor's degree, 5+ years of experience in healthcare data management, and proficiency in PowerBI, Microsoft Office, and English.

Develop and deploy end-to-end ML systems, including data pipelines, modeling, and monitoring. Build and operate production services with automated tests and observability. Apply modern AI techniques, including LLMs and multimodal models. Collaborate with stakeholders and document designs.

Lead the design and development of analytics solutions for Supply Chain & Logistics (CS&L). Collaborate with OpCos and Regions to translate data needs into technical requirements. Ensure reporting and analytics align with business definitions and maximize user experience.

Provides phone, live chat, and other support to customers as a Financial Crime Analyst. Collaborates with internal teams to resolve issues and contributes to process improvements. Must have fluency in English, excellent communication skills, and 1-5 years of phone customer support experience.

Backend JavaScript Cloud Service Engineer needed to design, develop, and maintain scalable cloud-based applications. Proficiency in JavaScript, TypeScript, Node.js, and cloud platforms (Azure preferred) required.

Lead the end-to-end architecture modernization of a health monitoring product based on an ARM Cortex MCU. Improve embedded architecture, ensure reliability in medically regulated environments, and guide firmware development practices.

Manages FATCA/CRS operational framework, ensuring adherence to global standards and local regulations. Oversees validation of tax withholding certificates and CRS self-certifications. Manages a team of up to 8 staff, ensuring timely and accurate annual FATCA/CRS filings.

BlackBox Strategies seeks a senior Email & CRM Marketing Specialist to own outbound and lifecycle messaging for B2B and B2C audiences. This role requires hands-on experience executing email and CRM campaigns, understanding deliverability, segmentation, and channel tradeoffs. The ideal candidate will collaborate with leadership and the Social Media Manager to align messaging and timing.

BlackBox Strategies seeks a senior Outbound & Lifecycle Marketing Specialist to execute B2B and B2C email, CRM, and SMS campaigns. This role requires 4+ years of hands-on experience in outbound, lifecycle marketing, or RevOps. The ideal candidate will build and manage outbound lists, execute nurture and re-engagement campaigns, and collaborate with the Social Media Manager.

BlackBox Strategies seeks a Demand Generation Specialist to own outbound and lifecycle messaging for B2B and B2C audiences. This role requires hands-on execution experience with email, CRM, and SMS campaigns. The ideal candidate will collaborate with leadership and the Social Media Manager to align messaging and drive measurable results.

The Sr. Project Coordinator supports account and project management efforts, ensuring accurate project reporting and decision-making. Responsibilities include project setup, maintenance, invoicing, risk evaluation, and communication with stakeholders. The ideal candidate has a background in pharmaceuticals or science, Order-To-Cash and Accounts Receivable experience, and strong communication and problem-solving skills.

Senior Software Developer with 5+ years of experience in C++ and distributed systems. Design and implement high-throughput, fault-tolerant services using C#, .NET Core, and Linux. Experience with real-time messaging, streaming technologies, and high-volume data pipelines.

Middle Python Developer to build backend services using Python and Django in a distributed environment. Requires 3+ years of experience with Django, asynchronous Python, and message brokers. Must be able to work full working hours aligned with Central European Time (CET ±2 hours).

Senior Full-stack Software Engineer to develop software applications using Nest.js, Node.js, React, and Azure. Requires 5+ years of JavaScript/TypeScript experience, expertise in React and Redux, and knowledge of microservices with NestJS and PostgreSQL. Must be based in the European Union.

Functional Safety Engineer to support automotive lighting projects. Perform functional safety activities according to ISO 26262 across the V-model lifecycle. Review and assess safety requirements, develop safety concepts, and conduct safety analyses. Collaborate with OEMs, suppliers, and cross-functional teams.

React Developer (JavaScript) will create front-end for games using TypeScript/React, add features, and ensure functionality and performance. Requires 2+ years of professional TypeScript experience and 2+ years of React (v18+) experience. Solid experience with state management tools (Redux, Zustand, React Query) and CI/CD pipelines is needed.

Senior Java Automation Tester to build and enhance test frameworks for Big Data applications on Azure Databricks. Collaborate with development teams to integrate automated tests into CI/CD pipelines and ensure software quality.